B011 PacGeoSi3BBC2005 Latitude 48.6495433 Longitude -123.4481917 Elevation 22.0 m Install Date 2005-09-20 Contents Of Tar files for year YYYY File Contents B011.YYYY.xml.gauge0.txt.gz Processed data from gauge 0 (CH0) B011.YYYY.xml.gauge1.txt.gz Processed data from gauge 1 (CH1) B011.YYYY.xml.gauge2.txt.gz Processed data from gauge 2 (CH2) B011.YYYY.xml.gauge3.txt.gz Processed data from gauge 3 (CH3) B011.YYYY.xml.Eee+Enn.txt.gz Processed areal strain, manufacturer's calibration B011.YYYY.xml.Eee-Enn.txt.gz Processed differential strain, manufacturer's calibration B011.YYYY.xml.2Ene.txt.gz Processed engineering shear strain, manufacturer's calibration some tars may contain the additional files B011.YYYY.xml.Eee+Enn.ER2010.txt.gz Processed areal strain, Roeloffs [2010], calibration B011.YYYY.xml.Eee-Enn.ER2010.txt.gz Processed differential strain, Roeloffs [2010], calibration B011.YYYY.xml.2Ene.ER2010.txt.gz Processed engineering shear strain, Roeloffs [2010], calibration Description of Level 2 Borehole Strainmeter ASCII files. Column 1 Description of data, gauge0, gauge1 etc Column 2 Date, YYYY-MM-DDTHH:mm:ss Column 3 Day of year Column 4 Modified Julian Date Column 5 Strain (microstrain). No offsets, trends, tides or barometric corrections have been applied. Column 6 Running sum of offsets Column 7 Strain data quality flag (g=good, b=bad, m=missing) Column 8 Tidal correction (microstrain) Column 9 Borehole trend correction (microstrain) Column 10 Barometric pressure correction (microstrain) Column 11 Barometric pressure data quality flag (g=good, b=bad, m=missing, i=interpolated) Column 12 Level, quality (2a= rapid processing, 2b=post processed) Column 13 Version, data generation date Column 14 Barometeric pressure (millibars) To produce strain data with offsets, tides, trends, tides and barometric pressure effect removed use Final_Strain=Column5+Column6-Column8-Column9-Column10 Processing Information Manufacturer: GTSM Technologies Manufacturer Gauge Scale Factor: 0.1 nanostrain per digital count Manufacturer Areal Scale Factor: 1.5 Manufacturer Shear Scale Factor: 3.0 Manufacturer Gauge Weightings: CH0=1, CH1=1, CH2=1, CH3=1 CH0 Orientation recorded in field = 0.0 degrees east of north Borehole Trend Models, calculated in days, y=F+A1*exp(T1*t)+M*t+A2*exp(T2*t) Gauge F A1 T1 M A2 T2 CH0 -30.280 29.137 -0.00539 0.00164 0.000 0.00000 CH1 -11.400 27.783 -0.00750 0.00760 0.000 0.00000 CH2 -83.650 56.139 -0.00168 -0.00384 0.000 0.00000 CH3 -10.600 8.755 -0.00066 0.00001 0.000 0.00000 Detrend reference date 2005-09-20T00:00:00 Barometric Response Gauge Response(ns/millibar) CH0 -4.0 CH1 -4.7 CH2 -5.9 CH3 -7.7 Tidal Constituents Gauge Tide Phase Amp(ns) CH0 M2 73.632 44.515 CH0 O1 48.146 39.833 CH0 P1 28.726 21.483 CH0 K1 26.577 70.392 CH0 N2 97.772 8.053 CH0 S2 58.399 16.361 CH1 M2 49.068 36.469 CH1 O1 21.651 22.840 CH1 P1 10.593 13.961 CH1 K1 6.595 44.184 CH1 N2 73.213 9.095 CH1 S2 33.028 4.727 CH2 M2 -50.497 34.056 CH2 O1 -119.642 12.727 CH2 P1 -152.527 7.716 CH2 K1 -154.298 28.462 CH2 N2 -44.427 5.943 CH2 S2 -59.465 13.708 CH3 M2 40.076 56.887 CH3 O1 37.549 40.992 CH3 P1 21.431 22.562 CH3 K1 19.808 70.080 CH3 N2 67.699 10.652 CH3 S2 17.287 17.339 Strain Matrices To Compute Areal and Shear Strain from Gauge Strain Manufacturer's Isotropic Strain Matrix, C=1.5, D=3.0, Gauge Weights=1, Orientation = 0.0 ISOTROPIC 1.33333333 0.00000000 1.33333333 -1.33333333 ISOTROPIC 0.00000000 0.00000000 0.66666667 -0.66666667 ISOTROPIC -0.76980036 0.00000000 -0.38490018 1.15470054 Fri Aug 11 18:30:29 MDT 2017